Engram neurons: Encoding, consolidation, retrieval, and forgetting of memory

A Guskjolen, MS Cembrowski - Molecular psychiatry, 2023 - nature.com
Tremendous strides have been made in our understanding of the neurobiological substrates
of memory–the so-called memory “engram”. Here, we integrate recent progress in the …

Spatial goal coding in the hippocampal formation

N Nyberg, É Duvelle, C Barry, HJ Spiers - Neuron, 2022 - cell.com
The mammalian hippocampal formation contains several distinct populations of neurons
involved in representing self-position and orientation. These neurons, which include place …

Neural dynamics underlying associative learning in the dorsal and ventral hippocampus

JS Biane, MA Ladow, F Stefanini, SP Boddu… - Nature …, 2023 - nature.com
Animals associate cues with outcomes and update these associations as new information is
presented. This requires the hippocampus, yet how hippocampal neurons track changes in …

Centripetal integration of past events in hippocampal astrocytes regulated by locus coeruleus

P Rupprecht, SN Duss, D Becker, CM Lewis… - Nature …, 2024 - nature.com
An essential feature of neurons is their ability to centrally integrate information from their
dendrites. The activity of astrocytes, in contrast, has been described as mostly …

[HTML][HTML] Spatial transcriptomics reveal neuron–astrocyte synergy in long-term memory

W Sun, Z Liu, X Jiang, MB Chen, H Dong, J Liu… - Nature, 2024 - nature.com
Memory encodes past experiences, thereby enabling future plans. The basolateral
amygdala is a centre of salience networks that underlie emotional experiences and thus has …

Astrocytes in selective vulnerability to neurodegenerative disease

TS Zimmer, AL Orr, AG Orr - Trends in neurosciences, 2024 - cell.com
Selective vulnerability of specific brain regions and cell populations is a hallmark of
neurodegenerative disorders. Mechanisms of selective vulnerability involve neuronal …

Role of glia and extracellular matrix in controlling neuroplasticity in the central nervous system

E Dzyubenko, DM Hermann - Seminars in Immunopathology, 2023 - Springer
Neuronal plasticity is critical for the maintenance and modulation of brain activity. Emerging
evidence indicates that glial cells actively shape neuroplasticity, allowing for highly flexible …

Astrocyte heterogeneity and interactions with local neural circuits

MG Holt - Essays in Biochemistry, 2023 - portlandpress.com
Astrocytes are ubiquitous within the central nervous system (CNS). These cells possess
many individual processes which extend out into the neuropil, where they interact with a …

Astrocytic modulation of neuronal signalling

SS Purushotham, Y Buskila - Frontiers in Network Physiology, 2023 - frontiersin.org
Neuronal signalling is a key element in neuronal communication and is essential for the
proper functioning of the CNS. Astrocytes, the most prominent glia in the brain play a key …

Astrocytes: integrators of arousal state and sensory context

RN Rasmussen, A Asiminas, EMM Carlsen… - Trends in …, 2023 - cell.com
The integration of external information with the internal state of the body is central to the
survival of virtually every multicellular organism. However, a complete picture of the …